Unum necessarium: sive practica definitio orationis. Ymarferol Athrawiaeth Gweddi
Subtitle: yn Dangos bêth (ac mor angenrheidiol) yw'r Ddyledfwydd bwyffawr honno: Mewn trathawd byrr, O waith Joan Thomas, Y hwaelaf a'r anheilyngaf o weision Crîst
Series: Early English books, 1641-1700 -- 2557:17
Publisher: [s.n.]
Published: 1680
Place of publication: A Brintiwyd yn Llundain ir Awdwr
Language: wel
Format: Microform
Number of pages: 44
Subjects: Devotional literature -- Early works to 1800; Christian life -- Early works to 1800; Preaching -- Wales -- Early works to 1800; Sermons, Welsh -- 17th century
Genres: Early works to 1800
Notes: Signatures: pip2s  A-Fp4s

Reproduction of original in the National Library of Wales

Eiluned Rees, Libri Walliae 4873

Wing (CD-Rom, 1996) T966A

Microfilm. Ann Arbor, Mich. : UMI, 1998. 1 microfilm reel ; 35 mm. (Early English books, 1641-1700 ; 2557:17).